r1 = pidfd_open(r0, 0x0)
r2 = dup(r1)
r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000), 0x18000, 0x0)
ioctl$NS_GET_USERNS(r3, 0xb701, 0x0)
ioctl$SCSI_IOCTL_SYNC(r2, 0x4)
BUG: leak checking failed